Home / 217,044.44-299,522.58-120,251.35

Finding the Fourth Proportional to 217,044.44, 299,522.58 and 120,251.35

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Solution

The fourth proportional to 217,044.44, 299,522.58 and 120,251.35 is: 165,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,044.44 : 299,522.58 = 120,251.35 : x
  2. Step 2: Convert to fraction form
    217,044.44/299,522.58 = 120,251.35/x
  3. Step 3: Cross multiply
    217,044.44x = 299,522.58 × 120,251.35
  4. Step 4: Simplify right side
    217,044.44x = 36,017,992,501.61
  5. Step 5: Solve for x
    x = 36,017,992,501.61/217,044.44
  6. Step 6: Final answer
    x = 165,947.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.